| Subject | English | Lithuanian |
| IT | Application Programming Interface | taikomųjų programų sąsaja |
| comp., MS | application programming interface | taikomųjų programų programavimo sąsaja (A set of routines that an application uses to request and carry out lower-level services performed by a computer's operating system. These routines usually carry out maintenance tasks such as managing files and displaying information) |
| comp., MS | Belastingdienst application programming interface | Belastingdienst taikomojo programavimo sąsaja (The technology that is used to interface with the tax office server for submitting electronic tax declarations in the Netherlands) |
| comp., MS | Internet Server Application Programming Interface | Interneto serverio taikomųjų programų sąsaja (An application programming interface (API) that resides on a server computer for initiating software services tuned for Windows operating systems. In Microsoft Provisioning System, ISAPI resides on the Web server) |
| comp., MS | Messaging Application Programming Interface | Duomenų siuntų taikomojo programavimo sąsaja (A messaging architecture that enables multiple applications to interact with multiple messaging systems across a variety of hardware platforms. MAPI is built on the Component Object Model (COM) foundation) |